| 968 / | HD | HOROLOGY |
| 85 | | GEARWORK (Gearwork for driving the hands subclass 140; calibers subclass 284; dispositions and components for transmission in general F16H) [G04B 13/00] {5} |
| 86 | DD | .~> With the choice of adjustable or varying transmission ratio [G04B 13/00B] |
| 87 | DD | .~> Where rotation in one direction is changed into a stepping movement [G04B 13/00C] {1} |
| 89 | DD | .~> Where a revolution in both directions is changed into a revolution in one direction [G04B 13/00D] {1} |
| 91 | DD | .~> With differential work [G04B 13/00G] {1} |
| 93 | DD | .~> Wheels; pinions; spindles; pivots (bearings subclass 271; chain wheels, spindles for chain wheels, also chains and driving weights subclass 6) [G04B 13/02] {1} |